Solve for x. round your answer to the nearest hundredth. x^2+6x+3=0
a. x= -5.45 or x=-0.55
b. x=-6.46 or x=0.46
c. x+1.37 or x=-0.22
d. no real solution

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Find the area and perimeter of each composite figure. use 3.14 for π. round your answer to the nearest tenth. a square and a right triangle share a common side. image long description a 3-meter by 0.5-meter rectangle has triangles attached like wings to the 3-meter sides. the other two sides of both triangles measure 2.5 meters. the height of each triangle is 2 meters. a 6-inch by 4-inch rectangle has 2 half-circles attached like wings to the 6-inch sides. the radius of each half-circle is 3 inches. find the surface area and volume of each figure. use 3.14 for π. round your answer to the nearest tenth. a right circular cylinder has a base radius of 6 yards and a height of 20 yards. a rectangular prism has a base that is 9 centimeters long and 7 centimeters wide. the height is 2 centimeters. a rectangular prism has a base that measures 11 millimeters by 11 millimeters. the height is 11 millimeters.

The area of a circle is equal to 1 dm². find the radius of the circle.